Immediate
Responsive action SHOULD be taken immediately
Iowa Severe Flash Flood Warning | Effective 09/15/2026 01:01
FFWDMX
The National Weather Service in Des Moines has issued a
* Flash Flood Warning for...
Southwestern Dallas County in central Iowa...
Northwestern Madison County in south central Iowa...
Northern Adair County in southwestern Iowa...
Northern Cass County in southwestern Iowa...
Southern Audubon County in west central Iowa...
Southern Guthrie County in west central Iowa...
* Until 900 AM CDT.
* At 301 AM CDT, Doppler radar and automated rain gauges indicate
Iowa Severe Severe Thunderstorm Warning | Effective 09/15/2026 00:01
SVRDMX
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Southern Guthrie County in west central Iowa...
Northern Adair County in southwestern Iowa...
* Until 230 AM CDT.
* At 201 AM CDT, a severe thunderstorm was located near Adair, or 11
miles southwest of Guthrie Center, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Iowa Severe Severe Thunderstorm Warning | Effective 09/14/2026 23:31
At 131 AM CDT, a severe thunderstorm was located near Shelby, or 9
miles southwest of Harlan, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Harlan, Avoca, Walnut, Shelby, Tennant, Prairie Rose State Park,
Nishna Bend Recreation Area, Elk Horn Creek Recreation Area, and
Jacksonville.
This includes Interstate 80 in Iowa between mile markers 34 and 48.
Iowa Severe Severe Thunderstorm Warning | Effective 09/14/2026 23:43
SVRDMX
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Northern Cass County in southwestern Iowa...
Southwestern Guthrie County in west central Iowa...
Southern Audubon County in west central Iowa...
Northwestern Adair County in southwestern Iowa...
* Until 215 AM CDT.
* At 143 AM CDT, a severe thunderstorm was located near Brayton, or 8
miles northeast of Atlantic, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
Minnesota Extreme Civil Emergency Message | Effective 09-14-2026 23:41
Iowa Severe Severe Thunderstorm Warning | Effective 09/14/2026 23:19
At 119 AM CDT, a severe thunderstorm was located 3 miles north of
Minden, or 15 miles southwest of Harlan, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Harlan, Avoca, Neola, Walnut, Shelby, Minden, Persia, Portsmouth,
Tennant, Prairie Rose State Park, Nishna Bend Recreation Area, Elk
Horn Creek Recreation Area, Jacksonville, and Arrowhead Park.
This includes Interstate 80 in Iowa between mile markers 20 and 48.
Iowa Severe Severe Thunderstorm Warning | Effective 09/14/2026 23:04
At 103 AM CDT, a severe thunderstorm was located 7 miles southeast of
Missouri Valley, or 18 miles northeast of Omaha, moving east at 40
mph.
HAZARD...70 mph wind gusts.
SOURCE...Personal weather station near Shelby measured a 73 MPH wind
gust.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Harlan, Logan, Avoca, Neola, Walnut, Shelby, Minden, Persia,
Portsmouth, Tennant, Prairie Rose State Park, Nishna Bend Recreation
Iowa, Nebraska Severe Severe Thunderstorm Warning | Effective 09/14/2026 22:48
At 1248 AM CDT, a severe thunderstorm was located near Fort Calhoun,
or 9 miles southeast of Blair, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
northwestern Pottawattamie, southwestern Harrison and southeastern
Washington Counties, including the following locations... Wilson
Island State Park and Desoto Bend National Wildlife Refuge.
Iowa Severe Severe Thunderstorm Warning | Effective 09/14/2026 22:54
SVROAX
The National Weather Service in Omaha has issued a
* Severe Thunderstorm Warning for...
Northern Pottawattamie County in southwestern Iowa...
Southeastern Harrison County in southwestern Iowa...
Southern Shelby County in southwestern Iowa...
* Until 200 AM CDT.
* At 1254 AM CDT, a severe thunderstorm was located 4 miles south of
Missouri Valley, or 12 miles east of Blair, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.